Phenol on heating with CCl_4 and aqueous KOH gives salicylic acid. This reaction is **[MP PET 2008]**

JEE Main Chemistry question

Phenol on heating with and aqueous KOH gives salicylic acid. This reaction is **[MP PET 2008]**

(A)Friedel-Craft reaction
(B)Diels-Alder reaction
(C)Reimer-Tiemann reactionCorrect
(D)Wittig reaction

Answer: (C)

Solution

Phenol with a haloform (here in place of ) and aqueous KOH, via a dihalocarbene intermediate, introduces a carboxyl-type group ortho to ; when is used instead of , the intermediate dichlorocarbene-derived product hydrolyses directly to

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Question ID VK-148501